/*
 * Copyright (C) 2012 Rothens
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package rpg.gfx.gui;

import rpg.gfx.Bitmap;

/**
 * rothens.tarhely.biz
 * @author Rothens
 */
public class Bar extends Bitmap {
	
	int maxVal;
	int val;
	int color;
	int bgcolor;
	
	public Bar(int width, int height, int color, int bgcolor, int maxVal, int val){
		super(width, height);
		this.color =  (0xff << 24) | color;
		this.bgcolor = 0x000000;
                
                
                
		
		this.maxVal = maxVal;
		this.val = val;
		for(int i = 0; i < width * height; i++){
			pixels[i] = this.bgcolor;
		}
		draw(calculateBar(),1,1);
		
	}
	
	public void setVal(int val){
		if(val < 0) val = 0;
		if(val > maxVal) val = maxVal;
		
		this.val = val;
		draw(calculateBar(),1,1);
	}
        
	
	private Bitmap calculateBar(){
		Bitmap ret = new Bitmap(width-2, height-2);
		for(int i = 0; i < ret.width * ret.height; i++){
			ret.pixels[i] = 0xff000001;
		}
		
		double percent = val / (double) maxVal;
		
		
		int w = (int) (ret.width * percent);
		Bitmap bar = new Bitmap(w, ret.height);
		for(int i = 0; i < bar.width * bar.height; i++){
			bar.pixels[i] = color;
		}
		ret.draw(bar, 0, 0);		
		return ret;		
	}

    public void setColor(int color) {
        this.color = color;
        val=maxVal;
        draw(calculateBar(),1,1);
    }
    
}
